package set;

import bigmath.Demo;

public class TypeDemo {
    public static void main(String[] args) {
        Demo1<String> d = new Demo1<>();
        d.t="abc";
    }
}
class Demo1<T>{
    T t;

    public void m(T a) {

    }

    public <V> void m2(V v) {
        System.out.println(v.getClass());
    }
}